Vehicle rear bumper



FIG. 1 is perspective view of a vehicle rear bumper showing the new design;

FIG. 2 is a side view, thereof;

FIG. 3 is a top plan view, thereof; and,

FIG. 4 is a front view, thereof.

The features shown in broken lines illustrate environmental structure that forms no part of the claimed design. 

CLAIM The ornamental design for a vehicle rear bumper, as shown and described. 